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COMPANY

TransMedics

HQ: Andover, MA source · transmedics.com ↗

FDA-cleared device company

Location: Andover, MA · source · Oct 15, 2026

Profile checked Oct 10, 2026

Keywords: Heart Transplant Lung Transplant Liver Transplant Transplant Lung Transplantation Liver Transplantation Liver Preservation for Transplant Lung Preservation Bronchiolitis Obliterans Heart Failure Liver Preservation OCS Heart OCS Lung System OCS Heart System OCS Liver OCS Liver System OCS Lung Preservation OCS Lung OCS™ Liver System

26Trials (company is sponsor)

Timeline

  1. Trial start Not phased (device or behavioral study): Decreasing Edema With a Novel OCS Solution Trial source ↗
  2. Trial start Not phased (device or behavioral study): Enhancing Heart Allograft Function With the OCS Heart System Trial source ↗
  3. Trial start —: US National TOP Registry source ↗
  4. Trial start —: US National OCS Heart Perfusion (OHP) Registry source ↗
  5. Trial start —: OCS Liver Perfusion (OLP) Post-Approval Registry source ↗
  6. Trial start —: US National OCS Liver Perfusion (OLP) Registry source ↗
  7. Trial start —: OCS Heart Perfusion Post-Approval Registry source ↗
  8. Trial start Not phased (device or behavioral study): Donor After Circulatory Death Heart CAP Trial source ↗
  9. Trial start Not phased (device or behavioral study): OCS Liver DCD Trial source ↗
  10. Trial start Not phased (device or behavioral study): OCS Liver PROTECT Continued Access Protocol source ↗
  11. Trial start —: OCS Liver PROTECT Continued Access Protocol (CAP) Continuation Post-Approval Study source ↗
  12. Trial start —: OCS DCD Heart + CAP Continued Follow-Up source ↗
  13. Trial start Not phased (device or behavioral study): Donors After Circulatory Death Heart Trial source ↗
  14. Trial start —: INSPIRE Continuation Post-Approval Study source ↗
  15. Trial start Not phased (device or behavioral study): Heart EXPAND Continued Access Protocol source ↗
  16. Trial start —: OCS Lung Expand Post-Approval Study - Expand Follow-Up Data Collection source ↗
  17. Trial start —: OCS™ Lung TOP Registry For Donor Lungs for Transplantation source ↗
  18. Trial start Not phased (device or behavioral study): OCS Lung System EXPAND II Trial source ↗
  19. Trial start Not phased (device or behavioral study): Trial of the TransMedics Organ Care System™ Liver For Preserving and Assessing Donor Livers for Transplantation source ↗
  20. Trial start —: OCS Liver PROTECT Continuation Post-Approval Study source ↗
  21. Trial start Not phased (device or behavioral study): OCS Liver PROTECT Trial: Preserving and Assessing Donor Livers for Transplantation source ↗
  22. Trial start —: OCS Heart EXPAND + CAP Continued Follow-Up source ↗
  23. Trial start Not phased (device or behavioral study): International EXPAND Heart Pivotal Trial source ↗
  24. Trial start Not phased (device or behavioral study): International EXPAND Lung Pivotal Trial source ↗
  25. Trial start Not phased (device or behavioral study): International Randomized Study of the TransMedics Organ Care System (OCS Lung) for Lung Preservation and Transplantation source ↗

Showing 25 of 26 dated events.

Upcoming milestones

Estimated primary completion per ClinicalTrials.gov. Dates move.

Clinical trials (lead sponsor) 26

RecordTitlePhaseStatusStartPrimary completion
NCT05741723OCS DCD Heart + CAP Continued Follow-UpNot listedActive, not recruitingNov 26, 20192026-10 (estimated)
NCT07340710Decreasing Edema With a Novel OCS Solution TrialNot phased (device or behavioral study)Not yet recruiting2026-032027-12 (estimated)
NCT07145515Enhancing Heart Allograft Function With the OCS Heart System TrialNot phased (device or behavioral study)Recruiting2026-01Jan 30, 2027 (estimated)
NCT05915299US National OCS Heart Perfusion (OHP) RegistryNot listedRecruitingAug 25, 2023Aug 31, 2029 (estimated)
NCT05047068OCS Heart Perfusion Post-Approval RegistryNot listedActive, not recruitingSep 13, 20212025-12 (estimated)
NCT04194437OCS Liver DCD TrialNot phased (device or behavioral study)TerminatedJul 24, 2020Mar 22, 2022 (actual)
NCT06513091US National TOP RegistryNot listedRecruitingJan 23, 20252034-11 (estimated)
NCT03639025OCS™ Lung TOP Registry For Donor Lungs for TransplantationNot listedActive, not recruitingDec 10, 2018Nov 30, 2025 (estimated)
NCT05074160OCS Liver Perfusion (OLP) Post-Approval RegistryNot listedActive, not recruitingOct 14, 2021Mar 22, 2024 (actual)
NCT05096299OCS Heart EXPAND + CAP Continued Follow-UpNot listedActive, not recruitingSep 16, 20152026-08 (estimated)
NCT02323321International EXPAND Heart Pivotal TrialNot phased (device or behavioral study)CompletedSep 16, 2015Apr 25, 2018 (actual)
NCT03835754Heart EXPAND Continued Access ProtocolNot phased (device or behavioral study)CompletedApr 17, 2019Sep 15, 2021 (actual)
NCT05940857US National OCS Liver Perfusion (OLP) RegistryNot listedRecruitingOct 14, 20212031-10 (estimated)
NCT04186221OCS Liver PROTECT Continued Access ProtocolNot phased (device or behavioral study)CompletedFeb 3, 2020Feb 2, 2021 (actual)
NCT04615182Donor After Circulatory Death Heart CAP TrialNot phased (device or behavioral study)CompletedNov 25, 2020Dec 21, 2021 (actual)
NCT03831048Donors After Circulatory Death Heart TrialNot phased (device or behavioral study)CompletedNov 26, 2019Apr 1, 2021 (actual)
NCT03343535OCS Lung System EXPAND II TrialNot phased (device or behavioral study)TerminatedMar 12, 2018Aug 27, 2019 (actual)
NCT05096741OCS Liver PROTECT Continuation Post-Approval StudyNot listedCompletedJan 24, 2016Nov 5, 2021 (actual)
NCT05096754OCS Liver PROTECT Continued Access Protocol (CAP) Continuation Post-Approval StudyNot listedCompletedFeb 3, 2020Feb 2, 2023 (actual)
NCT02522871OCS Liver PROTECT Trial: Preserving and Assessing Donor Livers for TransplantationNot phased (device or behavioral study)CompletedJan 24, 2016Oct 22, 2019 (actual)
NCT01630434International Randomized Study of the TransMedics Organ Care System (OCS Lung) for Lung Preservation and TransplantationNot phased (device or behavioral study)Completed2011-112014-09 (actual)
NCT01963780International EXPAND Lung Pivotal TrialNot phased (device or behavioral study)Completed2013-11Nov 22, 2016 (actual)
NCT04194398OCS Lung Expand Post-Approval Study - Expand Follow-Up Data CollectionNot listedCompletedDec 31, 2018Sep 30, 2021 (actual)
NCT03868904INSPIRE Continuation Post-Approval StudyNot listedCompletedJun 30, 2019Oct 12, 2021 (actual)
NCT00855712Randomized Study of Organ Care System Cardiac for Preservation of Donated Hearts for Eventual TransplantationNot phased (device or behavioral study)Completed2009-032013-10 (actual)
NCT02449694Trial of the TransMedics Organ Care System™ Liver For Preserving and Assessing Donor Livers for TransplantationNot phased (device or behavioral study)Completed2016-05Sep 19, 2017 (actual)
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